What I see is a reply when something crosses the line and users might down vote the post. Users adjust and carry on.
They can be reached at hn@ycombinator.com (the best way to report any major issue or one requiring intervention, e.g., bad links / title typos, etc.).
sctb is frequently remembered as "the other" moderator, though he left HN some time back.
(I've had multiple interactions, mostly positive, with dang. And, I presume, others on the team.)
What I see is a reply when something crosses the line and users might down vote the post. Users adjust and carry on.